Powers

Equipment

He created a device that would be able to keep one in a mirror after they see their reflection in that mirror. Specifically, it sends them into the 6th Dimension.

He also has another device that has the ability to cast a bright light.

In the Comics

In the comics, we learn that Mirror Master's real name is Sam Scudder. He initially started committing crimes around Central City, only to run afoul of the Flash every time. The Flash didn't appear in this episode however, making his relationship with the villain unknown.